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160D611521-23 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

160D611521-23: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 7075, hole_diameter: 0.190 INCHES MINIMUM AND 0.194 INCHES MAXIMUM IN, outside_diameter: 5.320 INCHES NOMINAL IN, securing_device_type: THREADED FASTENER, peripheral_shape_style: ROUND, MULTI HOLES, bolt_circle_hole_quantity: 10. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-013-9738, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
160D611521-23
NSN: 5340-01-013-9738
FSC: 5340 — Hardware, Commercial
CAGE: 79RG9 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 7075
hole_diameter0.190 INCHES MINIMUM AND 0.194 INCHES MAXIMUM IN
outside_diameter5.320 INCHES NOMINAL IN
securing_device_typeTHREADED FASTENER
peripheral_shape_styleROUND, MULTI HOLES
bolt_circle_hole_quantity10
mounting_opening_shape_styleUNTHREADED HOLE
material_document_and_classificationQQ-A-250/13,O FED SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-013-9738
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 160D611521-23 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
BOLT CIRCLE HOLE QUANTITY: 10
•
MOUNTING OPENING SHAPE STYLE: UNTHREADED HOLE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/13,O FED SPEC SINGLE MATERIAL RESPONSE
•
OUTSIDE DIAMETER: 5.320 INCHES NOMINAL IN
•
SECURING DEVICE TYPE: THREADED FASTENER
•
PERIPHERAL SHAPE STYLE: ROUND, MULTI HOLES
•
MATERIAL: ALUMINUM ALLOY 7075
•
HOLE DIAMETER: 0.190 INCHES MINIMUM AND 0.194 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
BOLT CIRCLE HOLE QUANTITY10
MOUNTING OPENING SHAPE STYLEUNTHREADED HOLE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/13,O FED SPEC SINGLE MATERIAL RESPONSE
OUTSIDE DIAMETER5.320 INCHES NOMINAL IN
SECURING DEVICE TYPETHREADED FASTENER
PERIPHERAL SHAPE STYLEROUND, MULTI HOLES
MATERIALALUMINUM ALLOY 7075
HOLE DIAMETER0.190 INCHES MINIMUM AND 0.194 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 160D611521-23?
160D611521-23 is a COVER,ACCESS.
What is the NSN for 160D611521-23?
160D611521-23 is cataloged in the U.S. Government catalog under NSN 5340-01-013-9738. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.